The website is run by a nonpartisan, non-profit group, whose goal is to monitor the " . . . factual accuracy of what is said by major U.S. political players in the form of TV ads, debates, speeches, interviews and news releases."
This website was put together by the nonpartisan research group Center for Responsive Politics. The website gives you access to information regarding campaign contributors, finance data, reports, articles, and more.You can also find information about lobbying, interest groups, and political action committees.
The Commission on Presidential Debates (CPD) sponsors and organizes debates for U.S. presidential and vice presidential candidates. Through this website you can access brief histories of debates dating back to 1858. You can find video from recent debates.
Politwoops is a website put together by the nonpartisan Sunlight Foundation. The site displays tweets that have been published and deleted by local and national U.S. politicians and presidential candidates.
The C-SPAN Video Library offers hours of video and is updated on a daily basis.There is also access to historical content, like, speeches, rallies, etc.
Political TV Ad Archive allows you to browse TV advertisements by specific candidates.